Compare 72157 vs 72166
| Property | 72157 | 72166 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 591 × 12231 | 21 × 360831 |
| Prime factorization | 59 × 1223 | 2 × 36083 |
| Divisors count | 4 | 4 |
| Divisors | 1, 59, 1223, 72157 | 1, 2, 36083, 72166 |
| Number of properties | 1 | 1 |
| Semiprimes | 17158th | 17159th |
| Roman numberals | ||
| Base 2 | 100011001110111012 | 100011001111001102 |
| Base 3 | 101222221113 | 101222222113 |
| Base 4 | 1012131314 | 1012132124 |
| Base 5 | 43021125 | 43021315 |
| Base 6 | 13140216 | 13140346 |
| Base 7 | 4202417 | 4202537 |
| Base 8 | 2147358 | 2147468 |
| Base 9 | 1188749 | 1188849 |
| Base 10 | 7215710 | 7216610 |
| Base 11 | 4a23811 | 4a24611 |
| Base 12 | 3591112 | 3591a12 |
| Base 13 | 26ac713 | 26b0313 |
| Base 14 | 1c42114 | 1c42a14 |
| Base 15 | 165a715 | 165b115 |
| Base 16 | 119dd16 | 119e616 |